package org.shj.netty.chartper3;

import java.util.Date;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerAdapter;
import io.netty.channel.ChannelHandlerContext;

public class TimeServerHandler extends ChannelHandlerAdapter{

	public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception{
		ByteBuf buf = (ByteBuf) msg;
		byte[] req = new byte[buf.readableBytes()];
		buf.readBytes(req);
		String body = new String(req, "UTF-8");
		System.out.println("The time sever receiv order: " + body);
		String currentTime = "QUERY TIME ORDER".equalsIgnoreCase(body) ? new Date(System.currentTimeMillis()).toString() : "Bad Order";
		
		ByteBuf resp = Unpooled.copiedBuffer(currentTime.getBytes());
		ctx.write(resp);
	}
	
	public void channelReadComplete(ChannelHandlerContext ctx) throws Exception{
		ctx.flush();
	}
	
	public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause){
		ctx.close();
	}
}
